Cherokee - San Saba Road, 4.5-5 miles north of Cherokee: Gasconadian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Clakoceras inconstans
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Ulrich et al. 1943 | |||||||||
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Tergomya
- Kiringellida
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Hypseloconus sp.
Berkey 1898
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Gastropoda
- Bellerophontida
- Tropidodiscidae
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Pelagiella paucivoluta
(Calvin 1892)
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| [entered as Pelagiella paucivolvata] | ||||||||||
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Gastropoda
- Euomphalina
- Macluritidae
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Helicotoma uniangulata
(Hall 1847)
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Gastropoda
- Euomphalina
- Ophiletidae
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Ozarkina sp.
Ulrich et al. 1931
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Ozarkina typica
Ulrich et al. 1931
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Gastropoda
- Sinuopeidae
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Sinuopea informal sp. 1
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Sinuopea informal sp. 2
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Sinuopea informal sp. 3
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Sinuopea humerosa
Butts 1926
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Gasconadia putilla
(Sardeson 1896)
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Cephalopoda
- Ellesmerocerida
- Ellesmeroceratidae
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Clarkoceras ruguliferum
Ulrich et al. 1943
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Ulrich et al. 1943 | |||||||||
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Clarkoceras inconstans
Ulrich et al. 1943
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Ulrich et al. 1943 | |||||||||
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Levisoceras subgracile
Ulrich et al. 1943
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Ulrich et al. 1943 | |||||||||
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Conocerina arrecta
Ulrich et al. 1943
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Ulrich et al. 1943 | |||||||||
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Conocerina obliqua
Ulrich et al. 1943
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Ulrich et al. 1943 | |||||||||
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Conocerina magna
Ulrich et al. 1943
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Ulrich et al. 1943 | |||||||||
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Woosteroceras cherokeense
Ulrich et al. 1944
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Ulrich et al. 1944 | 1 specimen | ||||||||
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Ectenoceras pergracile
Ulrich et al. 1943
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Ulrich et al. 1943 | |||||||||
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Ectenoceras longum
Ulrich et al. 1943
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Ulrich et al. 1943 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Texas | County: | San Saba |
| Coordinates: | 31.1° North, 98.7° West (view map) | ||||
| Paleocoordinates: | 20.0° South, 90.2° West | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Ordovician | Epoch: | Early Ordovician |
| Stage: | Tremadocian | 10 m.y. bin: | Ordovician 1 |
| Key time interval: | Gasconadian | ||
| Age range of interval: | 485.4 - 477.7 m.y. ago |
Stratigraphy
| Formation: | Tanyard | Member: | Threadgill | ||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: PJW: called Gasconade equivalent & lowest member of Ellenburger; this is Threadgill member of Tanyard now. | |||||
Lithology and environment
| Primary lithology: | cherty/siliceous "limestone" |
| Includes fossils? | Y |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 56498 | ||
| Authorizer: | P. Wagner, B. Kröger | Enterer: | P. Wagner, B. Kröger |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2005-11-20 12:33:05 | Last modified: | 2018-05-16 15:58:23 |
| Access level: | the public | Released: | 2005-11-20 12:33:05 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 11510. | C. L. Dake and J. Bridge. 1932. Faunal correlations of the Ellenburger limestone of Texas. Geological Society America Bulletin 43:725-741 [P. Wagner/P. Wagner/P. Wagner] |
Secondary references:
| 13254 | E. O. Ulrich, A. F. Foerste, and A.K. Miller. 1943. Ozarkian and Canadian cephalopods. Part II, Brevicones. Geological Society of America Special Papers 49:1-240 [P. Wagner/P. Wagner/M. Uhen] | |
| 16397 | E. O. Ulrich, A. F. Foerste, A. K. Miller and W. M. Furnish. 1944. Ozarkian and Canadian cephalopods, longicones and summary. Geological Society of America Special Paper 58:1-226 [P. Wagner/P. Wagner/B. Kröger] |